Patent · US Expired

Support for photographic materials

US5100770A · kind A · utility

7Cited by
5References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 5, 1990
Grant dateMar 31, 1992
Priority date
Expiry dateOct 5, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31993
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Disclosed is a support used for photographic materials which is prevented from staining of the edge portion which is caused by permeation of developing solution from cut section. This support for photographic materials comprises a base paper both sides of which are coated with a resin, said base paper containing a titanium oxide coated with at least one metal oxide selected from the oxides of Al, Si, Mn, Zn and Ti.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.